.right {
    position: relative;
    background-color: rgb(42, 39, 54);
    margin-left: 200px;
    height: 100%;
}

.right .right_card {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 760px;
    height: 480px;
    margin-left: -400px;
    margin-top: -250px;
    padding: 10px 20px;
    background-color: rgb(46,45,62);
    
}

.right .right_card ul {
    height: 100%;
}

.right .right_card ul .item {
    list-style: none;
    width: 100%;
    height: 100%;
    display: none;
    color: white;
}

.right .right_card ul .item ul li {
    list-style: none;
}

.right .right_card .title {
    width: 150px;
    height: 50px;
    background-color: #5D5FD1;
    color: white;
    font-size: 28px;
    font-weight: 400;
    line-height: 50px;
    text-align: center;
    border-radius: 8px;
    position: absolute;
    top: -40px;
    left: 50px;
}
